
Information for Individual Users
Connecting to the Network
How do I connect my computer to the Network?
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x-5-0256) and ask for the operations manager.
TOP
How do I get an IP Address?
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
- If you do not meet any of the above criteria, you can fill out an IP Address Request Form.
TOP
Can I choose any IP Address?
No you may not choose your own IP address. In fact, picking any IP Address has the potential to cause more harm than good. CORE Resources considers this "stealing of network resources" and will render your network card inoperable on the network. A Security Incident Report will be created and your PC or laptop will be found. A decision is then made as to whether your connection can be reactivated or if further action is to be taken against you.
The best thing to do is one of the following:
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
How do I register my MAC address?
Every device connected to the network has to have a unique Media Access Control address or MAC address. To receive an IP address, a user must have their MAC address registered.
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
- If you do not meet any of the above criteria, you can fill out an IP Address Request Form.
TOP
How can I find my MAC address or Hardware address?
An Ethernet card hardware or adapter address (or MAC address) is a unique, 12-digit, hexadecimal (0-9, A-F) number that looks something like 0260.8C3B.7A21 or 02:60:8C:3B:7A:21 or 02-60-8C-3B-7A-21. Because it is unique, it is what identifies your computer on the network.
All computers, regardless of operating system, must be registered in order to be permitted access to the network. Users will be required to provide their computer's hardware address when registering.
On many Ethernet adapter cards, the hardware address is printed on a sticker located on the card itself. If the address is not printed on the card or on any of the documentation that came with the card or your computer, there are still ways to find the address.
To help you find your MAC address, click on one of the links below...
PC
Macintosh
TOP
Do I need to buy anything?
Most modern PCs and Macintosh desktop computers and laptops already come configured with a built in Ethernet network card. If your computer came configured with a network card, you are all set. You need to get Ethernet patch cables (also known as Cat-5 or Category-5 cable) if they did not come with the computer. CORE Resources is only responsible for patching the connections in your office to the network equipment in the data closet.
TOP
Where can I buy a Network Card?
If you need to purchase a network card, you can go to a local CompUSA or your favorite computer vendor and purchase a 10/100 FastEthernet Network Card. If you need wireless connectivity, you will need an 802.11b or WiFi compliant Wireless network card. Please consult one of the following groups before making a purchasing decision:
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
How do I configure my computer?
Connecting your computer to the CPMC Data network should not be performed by an individual user. You should seek help from one of the following groups:
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
Do you provide Wireless Connectivity?
CORE Resources provides Wireless Network Connectivity via the Rome network, available currently in limited parts of the campus. The system is comprised of strategically placed Wireless Access Points or APs at various locations throughout the CPMC campus. To access the wireless network, you need a compatible Wireless network card that is 802.11b or WiFi compliant. Users must set the Network ID to "Rome". This is also known as an ESSID or SSID. Rome does not support so called "Broadcast" Network IDs.
Some departments have implemented wireless connectivity for specialized applications. Please contact your department's business office for more information.
TOP
What kind of Network Card should I buy?
CORE Resources recommends Intel or 3Com network cards. Prices range from $45.00 and up depending on features.
If you need a Wireless network card for your laptop, we recommend the Cisco Aironet 350 Wireless Card. This is the card we support for connectivity to the Rome network, our Wireless network. You may purchase other manufacturer's network cards, but we may not be able to support your particular brand. Your card should still be able to work with the Rome system, but you must get support from the documentation that came with your card, your peers or local computer user groups.
TOP
Should I get a Wireless Card or an Ethernet Card?
Get an Ethernet card. However, if you can afford it, also get a wireless card for your laptop so you can use the wireless network where available.
TOP
What is the difference between the two?
Literally speaking, the Wireless card makes a connection to the data network without using a patch cable or wire. Although there is no cable between the network card and the network itself, there is no distinction between a wired and a wireless connection other than speed.
Currently wireless cards can connect up to 11Mb/s as opposed to connection speeds of 100 Mb/s and 1000 Mb/s for wired Ethernet.
With a wired or standard Ethernet connection, you must have a physical cable patched between your computer and the data network at all times.
TOP
Where can I use my computer?
You can use your computer anywhere on the campus and in many remote locations. If you need to know if there is connectivity at your location, please contact CORE Resources.
TOP
Can I use my laptop anywhere?
Your laptop may be used anywhere on campus and remote sites. If you only have wireless capabilities, your coverage area is much smaller. To find out the current footprint of the Rome Wireless Network, please visit the Rome home page.
TOP
Where do I plug in?
Although you are encouraged not to plug in yourself, if you have been instructed to do it yourself, you will find data connection outlets with an identifiable icon label on them. They are usually red or blue in color and look similar to a telephone connection.
Connecting an Ethernet network card to a telephone outlet can cause severe and irreparable damage to your network card and/or your computer.
TOP
Do you support "Roaming"?
Roaming is supported. You may use your Laptop or portable computing device anywhere in the campus. You can use the Wireless Rome Network or a wired Ethernet connection. However, your MAC Address must be registered with CORE Resources
TOP
Is the network Secure?
While CORE Resources makes every attempt to make the network as secure as possible, you should be aware of the following facts:
- You should protect personal information such as E-mail messages, banking transactions, any credit card transactions such as on-line retail and purchases, etc. Whenever possible, use encryption services provided by your software such as SSL, PGP and S-MIME to name a few.
- Wireless communication is subject to further security risks. The data is being transmitted over the airwaves and another person may be able to capture this data without your consent or knowledge. Make sure your communications are secure by using VPN or IPSec client software whenever appropriate.
- You should avoid opening patient e-mail or other sensitive data with personally identifiable information from your wireless laptop or device without using VPN or IPSec client software. The network will enforce certain security policies by only accepting secure communications from wireless hosts.
- Secure communications to and from The Internet will not be enforced but you are encouraged to protect your identity and your data at all times.
- The wired LAN is inherently more secure since it is difficult for someone to get physical access to the media. Our switched environment makes it difficult for other users to capture data from or to your PC. However, you should be aware that it is not impossible.
TOP
Should I worry about my privacy?
Yes, you should protect your privacy at all times. You must always be vigilant about potential security violations or attempts. If you ever feel that the security of your system or network connectivity has been compromised, please contact the Network and Systems Security group. You may also reach them via the Helpdesk by calling extension x5-HELP (x5-3257) from inside the campus or from outside at 212-305-4357 and provide as much information as possible.
TOP
Can you help me setup my computer?
Yes you can get help from one of the following groups:
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
Can I use Peer to Peer Software?
Although it is not quite prohibited, you are DISCOURAGED from using such software. This includes, but is not limited to, Kazaa, Gnutella, Morpheus, Napster and others. If you still feel compelled to run such software, at least consider taking the following steps:
- Do not share files from your workstation. By default, Peer to Peer software will automatically share any files you have downloaded yourself. This makes your workstation a distribution point. Most of the popular PtoP software makes it easy to disable outbound filesharing.
- Ensure that your computer is not acting as a "Super Node". Most Peer to Peer software will detect a high speed connection and automatically make your workstation a Super Node. These are collection points for searches and software distribution within a particular area on the network. This will greatly reduce your own bandwidth and also cause more traffic to be generated and received by your workstation.
The University and the Hospital Network Groups have adopted a policy to restrict outbound bandwith per IP address to a total of 2 Mb/s total persistent bandwidth and will automatically disable a workstation violating this policy.
You should also consider the following question regarding Copyrighted Materials and Intellectual Property.
For more information, contact one of the following groups:
- Columbia University students should contact the Center for Academic Information Technology. Their telephone number is 212-305-3694
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
What is the policy on Copyrighted Material?
Possesion and / or distribution of Copyrighted Material and Intellectual Property is strictly prohibited without the express written consent of the owner.
Commercial Software such as Adobe Photoshop, Microsoft Office and Norton AntiVirus, is protected by US and International Copyright and Patent laws. Music, commonly distributed on CD's and shared over The Internet as ATRAC3 and MP3 files are usually protected under these laws. Images, Pictures, Motion Pictures and Movies are also protected by similar laws and are also strictly prohibited unless you have written authorization to distribute such software.
Even if you have the right to possess and / or distribute such property, it may be against Hospital or University policies covering acceptable use or bandwidth abuse.
If you have questions regarding these issues, we ask that you to refer to local, state, federal and international laws for help with these issues. Minimally, carefully read the copyright statements contained in most software packages, music and motion picture media.
TOP
Information for Administrators
Connecting to the Network
How can our department connect to the Network?
- Columbia University Departments should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Departments should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x-5-0256) and ask for the operations manager.
TOP
How do we get IP Addresses?
- Columbia University Departments should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Departments should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x-5-0256) and ask for the operations manager.
- If you do not meet any of the above criteria, you can fill out an IP Address Request Form.
TOP
Can I choose any IP Address?
No you may not choose your own IP addresses. Selecting any IP Address has the potential to cause more harm than good. CORE Resources considers this "stealing of network resources" and will render your network connections inoperable on the network. A Security Incident Report will be created and your PCs or laptops will be found. A decision is then made as to whether your connections can be reactivated or if further action is to be taken against your department.
The best thing to do is one of the following:
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
How do we register our MAC addresses?
Every device connected to the network has to have a unique Media Access Control address or MAC address. To receive an IP address, a user must have their MAC address registered.
- Columbia University departments should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital departments should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
- If you do not meet any of the above criteria, you can fill out an IP Address Request Form.
TOP
How do we find our MAC addresses or Hardware addresses?
An Ethernet card hardware or adapter address (or MAC address) is a unique, 12-digit, hexadecimal (0-9, A-F) number that looks something like 0260.8C3B.7A21 or 02:60:8C:3B:7A:21 or 02-60-8C-3B-7A-21. Because it is unique, it is what identifies your computer on the network.
All computers, regardless of operating system, must be registered in order to be permitted access to the network. Users will be required to provide their computer's hardware address when registering.
On many Ethernet adapter cards, the hardware address is printed on a sticker located on the card itself. If the address is not printed on the card or on any of the documentation that came with the card or your computer, there are still ways to find the address.
To help you find your MAC addresses, click on one of the links below...
PC
Macintosh
TOP
Do we need to buy anything?
Most modern PCs and Macintosh desktop computers and laptops already come configured with a built in Ethernet network card. If your computers came configured with network cards, you are all set. You need to get Ethernet patch cables (also known as Cat-5 or Category-5 cable) if they did not come with your computers. CORE Resources is only responsible for patching the connections in your office to the network equipment in the data closet.
TOP
Where can we buy Network Cards for our computers?
If you need to purchase network cards, we suggest you go to a local CompUSA or your favorite computer vendor and purchase 10/100 FastEthernet Network Cards. If you need wireless connectivity, you will need an 802.11b or WiFi compliant Wireless network cards.
TOP
What kind of Network Cards should we buy?
CORE Resources recommends Intel or 3Com network cards. Prices range from $45.00 and up depending on features.
If you need a Wireless network card for your laptop, we recommend the Cisco Aironet 350 Wireless Card. This is the card we support for connectivity to the Rome network, our Wireless campus network. You may purchase other manufacturer's network cards, but we may not be able to support your particular brand. Your card should still be able to work with the Rome system, but you must get support from the documentation that came with your card, your peers or local computer user groups.
TOP
Should we get Wireless Cards or an Ethernet Cards?
Get Ethernet cards. However, if you can afford it, also get a wireless cards for your laptops so users can use the wireless network where available.
TOP
What is the difference between the two?
Literally speaking, the Wireless card makes a connection to the data network without using a patch cable or wire. Although there is no cable between the network card and the network itself, there is no distinction between a wired and a wireless connection other than speed.
Currently wireless cards can connect up to 11Mb/s as opposed to connection speeds of 100 Mb/s and 1000 Mb/s for wired Ethernet.
With a wired or standard Ethernet connection, you must have a physical cable patched between your computer and the data network at all times.
TOP
How do we configure our computers?
You should seek help from one of the following groups:
- Columbia University departments should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital departments should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
Where can we use our computers?
You can use your computers anywhere on the campus and in many remote locations. If you need to know if there is connectivity at your location, please contact CORE Resources.
TOP
Can we use our laptops anywhere?
Your laptops may be used anywhere on campus and remote sites. If you only have wireless capabilities, your coverage area is much smaller. To find out the current footprint of the Rome Wireless Network, please visit the Rome home page.
TOP
Where do we plug in?
Although you are encouraged not to plug in yourself, if you have been instructed to do it yourself, you will find data connection outlets with an identifiable icon label on them. They are usually red or blue in color and look similar to a telephone connection.
Connecting an Ethernet network card to a telephone outlet can cause severe and irreparable damage to your network card and/or your computer.
TOP
Do you provide Wireless Connectivity?
CORE Resources provides Wireless Network Connectivity via the Rome network, available currently in limited parts of the campus. The system is comprised of strategically placed Wireless Access Points or APs at various locations throughout the CPMC campus. To access the wireless network, you need a compatible Wireless network card that is 802.11b or WiFi compliant. Users must set the Network ID to "Rome". This is also known as an ESSID or SSID. Rome does not support so called "Broadcast" Network IDs.
Some departments have implemented wireless connectivity for specialized applications. Please contact your department's business office for more information.
TOP
How can we get Wireless connectivity for our department?
CORE Resources can install and manage Wireless network connectivity via the Rome network for your department. Your department will need to purchase all the necessary equipment. CORE Resources will, after a meeting with your department, conduct a wireless survey and provide a quote for the necessary equipment to be purchased.
TOP
Do you support "Roaming"?
Roaming is supported. You may use your Laptop or portable computing device anywhere in the campus. You can use the Wireless Rome Network or a wired Ethernet connection. However, your MAC Address must be registered with CORE Resources
TOP
Is the network Secure?
While CORE Resources makes every attempt to make the network as secure as possible, you should be aware of the following facts:
- You should protect personal information such as E-mail messages, banking transactions, any credit card transactions such as on-line retail and purchases, etc. Whenever possible, use encryption services provided by your software such as SSL, PGP and S-MIME to name a few.
- Wireless communication is subject to further security risks. The data is being transmitted over the airwaves and another person may be able to capture this data without your consent or knowledge. Make sure your communications are secure by using VPN or IPSec client software whenever appropriate.
- You should avoid opening patient e-mail or other sensitive data with personally identifiable information from your wireless laptop or device without using VPN or IPSec client software. The network will enforce certain security policies by only accepting secure communications from wireless hosts.
- Secure communications to and from The Internet will not be enforced but you are encouraged to protect your identity and your data at all times.
- The wired LAN is inherently more secure since it is difficult for someone to get physical access to the media. Our switched environment makes it difficult for other users to capture data from or to your PC. However, you should be aware that it is not impossible.
TOP
Should we worry about our privacy?
Yes, you should protect your privacy at all times. You must always be vigilant about potential security violations or violation attempts. If you ever feel that the security of your system or network connectivity has been compromised, please contact the Network and Systems Security group. You may also reach them via the Helpdesk by calling extension x5-HELP (x5-3257) from inside the campus or from outside at 212-305-4357 and provide as much information as possible.
TOP
Can you help us setup our computers?
Yes you can get help from one of the following groups:
- Columbia University departments should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital departments should contact the New York Presbyterian Hospital Helpdesk and make a new connection request. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions or if you are unable to get your computer connected to the network, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
Can I use Peer to Peer Software?
Although it is not quite prohibited, you are DISCOURAGED from using such software. This includes, but is not limited to, Kazaa, Gnutella, Morpheus, Napster and others. If you still feel compelled to run such software, at least consider taking the following steps:
- Do not share files from your workstations. By default, Peer to Peer software will automatically share any files downloaded. This makes your workstations distribution points. Most of the popular PtoP software makes it easy to disable outbound filesharing.
- Ensure that your computers are not acting as "Super Nodes". Most Peer to Peer software will detect a high speed connection and automatically make a workstation a Super Node. These are collection points for searches and software distribution within a particular area on the network. This will greatly reduce bandwidth and also cause more traffic to be generated and received by your workstations.
The University and the Hospital Network Groups have adopted a policy to restrict outbound bandwith per IP address to a total of 2 Mb/s total persistent bandwidth and will automatically disable a workstation violating this policy.
You should also consider the following question regarding Copyrighted Materials and Intellectual Property.
For more information, contact one of the following groups:
- Columbia University staff and faculty should contact the Information Systems or Information Technology group within their department. If you do not have one or if you are unsure if your department has an IT group, contact your business office.
- Hospital Employees should contact the New York Presbyterian Hospital Helpdesk. You can reach them by phone at 212-305-HELP (4357) or internally via extension x5-HELP
(x5-4357)
- If you still have questions, you can contact our office via email or by calling 212-305-0256 (x5-0256) and ask for the operations manager.
TOP
What is the policy on Copyrighted Material?
Possession and / or distribution of Copyrighted Material and Intellectual Property is strictly prohibited without the express written consent of the owner.
Commercial Software such as Adobe Photoshop, Microsoft Office and Norton AntiVirus, is protected by US and International Copyright and Patent laws. Music, commonly distributed on CD's and shared over The Internet as ATRAC3 and MP3 files, is usually protected under these laws. Images, pictures, motion pictures and movies are also protected by similar laws. Sharing of all such copyrighted material is strictly prohibited unless you have written authorization to distribute it.
Even if you have the right to possess and / or distribute such property, it may be against Hospital or University policies covering acceptable use or bandwidth abuse.
If you have questions regarding these issues, we ask that you to refer to local, state, federal and international laws for help with these issues. Minimally, carefully read the copyright statements contained in most software packages, music and motion picture media.
TOP
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