 austinsevo
join:2006-05-05 Van Nuys, CA
1 edit | MAC marrying issues with ISP
i belive my Linksys Router's MAC is married to my cable modem. I tried implimenting a new router and it wouldnt connect for the life of it. Then i tried running a patch cable from my Terayon model (supplied by my ISP) directly to my laptop and selected DHCP for all. and it WOULDNT CONNECT!
is this a MAC Marry issue? and how would i deal with this if so. I contacted Roadrunner and they insisted that they dont marry MAC addresses.. grr!!
btw this linksys router that im trying to take out of my network has been connected for many years now. which is directy connected to my modem.. and then the router is directly connect to my switch. |
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 sovere1gnty
join:2006-04-05 Lancaster, NY
| said by austinsevo :i belive my Linksys Router's MAC is married to my cable modem. I tried implimenting a new router and it wouldnt connect for the life of it. Then i tried running a patch cable from my Terayon model (supplied by my ISP) directly to my laptop and selected DHCP for all. and it WOULDNT CONNECT! is this a MAC Marry issue? and how would i deal with this if so. I contacted Roadrunner and they insisted that they dont marry MAC addresses.. grr!! btw this linksys router that im trying to take out of my network has been connected for many years now. which is directy connected to my modem.. and then the router is directly connect to my switch. Powercycle the cable modem and every device connected to it.
When all is rebooted you will be connected |
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 austinsevo
join:2006-05-05 Van Nuys, CA
1 edit | okay that worked for the laptop but when i connect it and power cycle it my Cisco Router it still dosnt see the gateway. heres my current running config.
Using 2520 out of 131072 bytes ! version 12.4 no service pad service timestamps debug datetime msec service timestamps log datetime msec service password-encryption ! hostname Router ! boot-start-marker boot-end-marker ! logging buffered 51200 warnings no logging console ! no aaa new-model ! resource policy ! ip subnet-zero ip cef ! ! ip dhcp use vrf connected ip dhcp excluded-address 10.10.10.1 ip dhcp excluded-address 192.168.1.1 192.168.1.99 ip dhcp excluded-address 192.168.1.171 192.168.1.254 ! ! ip domain name yourdomain.com ! ! crypto pki trustpoint TP-self-signed-3055262676 enrollment selfsigned subject-name cn=IOS-Self-Signed-Certificate-3055262676 revocation-check none rsakeypair TP-self-signed-3055262676 ! ! crypto pki certificate chain TP-self-signed-3055262676 certificate self-signed 01 nvram:IOS-Self-Sig#3605.cer username admin privilege 15 secret 5 $1$quZN$Jbzz6YKFRUk7o/TrA1EIF1 username austin password 7 105A1B1C0A464B5359 ! ! ! ! ! ! interface FastEthernet0 ! interface FastEthernet1 ! interface FastEthernet2 ! interface FastEthernet3 ! interface FastEthernet4 description $ES_WAN$ ip address 192.168.1.115 255.255.255.0 speed 100 full-duplex ! interface Vlan1 description $ETH-SW-LAUNCH$$INTF-INFO-HWIC 4ESW$ ip address 192.168.100.2 255.255.255.0 ! ip classless ip route 0.0.0.0 0.0.0.0 192.168.1.1 ! ! ip http server ip http access-class 21 ip http authentication local ip http secure-server ip http timeout-policy idle 60 life 86400 requests 10000 ! access-list 21 permit 192.0.0.0 0.255.255.255 no cdp run ! ! control-plane ! banner login ^C ----------------------------------------------------------------------- Cisco Router and Security Device Manager (SDM) is installed on this device. This feature requires the one-time use of the username "cisco" with the password "cisco". The default username and password have a privilege le vel of 15.
Please change these publicly known initial credentials using SDM or the IOS CLI.
Here are the Cisco IOS commands.
username privilege 15 secret 0 no username cisco
Replace and with the username and password you want to use .
For more information about SDM please follow the instructions in the QUICK START
GUIDE for your router or go to »www.cisco.com/go/sdm ----------------------------------------------------------------------- ^C ! line con 0 login local no modem enable line aux 0 line vty 0 4 privilege level 15 login local transport input telnet ssh ! scheduler max-task-time 5000 |
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  hobgoblin Sortof Agoblin Premium join:2001-11-25 Orchard Park, NY clubs:
| »configuring my 871 for web access.
»Internet Settings for a cisco router.
How many threads do you need? -- "A foolish consistency is the hobgoblin of little minds." - Ralph Waldo Emerson
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 austinsevo
join:2006-05-05 Van Nuys, CA
3 edits | oops thought they got closed sry.. anyways heres a diagram of my current network.

my new issue is that my linksys router is blocking ports i dont want it to. and i cannot foward them because it is on a different network than the rest of the Cisco products. I even tried NAT translation but to no avail. so i need to take the linksys router out of the loop but everytime i try the Cisco router dosnt want to pick up the slack. |
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  djrobx
join:2000-05-31 Valencia, CA
·PHONE POWER
·AT&T U-Verse
·AT&T CallVantage
·Time Warner VOIP
·RoadRunner Cable
| Not sure why your cisco isn't working without the linksys inline, but I suggest using Linksys' MAC clone feature and clone the Cisco WAN MAC. That will allow you to freely move between the two without powercycling the modem and may help you troubleshoot the issue. |
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 austinsevo
join:2006-05-05 Van Nuys, CA | thanks for the tip, ill do that. But that dosnt solve the problem )-: |
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 elnino
join:2006-08-27 Akron, OH | When you take your Linksys out of the picture, you have to reconfigure your Cisco Router for DHCP and also setup NAT. And, you have to power off your modem for at least 60 seconds for it to recognize the new MAC address. |
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 austinsevo
join:2006-05-05 Van Nuys, CA | okay, can you give me a command line to input please? i know im gonna fuck it up. |
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 elnino
join:2006-08-27 Akron, OH
1 edit | said by austinsevo :okay, can you give me a command line to input please? i know im gonna fuck it up. Use the settings from the last post in »Internet Settings for a cisco router. Just change "Ethernet1" to "FastEthernet4" and change "Ethernet0" to "Vlan1". If you want to change the IP range too, that's fine.
If that "route 0.0.0.0 0.0.0.0 Ethernet1" line doesn't work, change "Ethernet1"(or FastEthernet4 in your case) to "dhcp". |
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