Other Network Architecture Subjects

I have been having a VPN issue recently and after speaking with my service prodvider they informed me that since I'm using NAT on my router and pptp I need to use NAT Passthrough.I'm not sure how to configure this on a Cisco 1720 router running IOS 1...

Hello, I have come across a strange issue between a cisco 7206VXR (NPE-G1) and a cisco OSR-7609 (R7000). I try to Ping from 7206 VXR to 7609 with different MTU sizes and DF bit set. All MTU sizes on ports and VLANs are set for Jumbo frames (Sizes > 4...

I'm running SUP720 and SRM but so many of my switches show status as "other" for standby Supervisor. I have tried to track down the problem and I don't see any hardware (power supply or environment) issue. I tried to reboot it and it came up fine for...

Everytime we're using Symantec Ghost to put an image on a new machine on our network it takes a long time for the operation to complete. Even though both the server where the images are stored and the new machine are on the same Catalyst3750 it might...

I am investigating intermittent loss/flapping of link visibility in a dual hub site setup.I have noticed that there are three separate HSRP configurations, on separate equipment, all apparently (according to the last byte of the mac addresss) using t...

I have 3 WS-C3524-XL switches and 1 WS-C3550-24 that are connected with Gigastacks and they have been working without problems for about a year.I need to add an extra switch, which is also a WS-C3550-24, but when I do all connections are lost between...

Hi,I have 2 L3 devices connected with P2P link.I have all the downstream switches connected to both of the L3 switches (by creating required VLANs) with HSRP configured.I do have few independent VLANs with same numbers on both of these L3 switches. e...

Hello,During upgrade of a Sup720, ios 12.2(18)SXD3 switch booted in rommon.I have set some rommon parameter,eg. MANUAL_BOOT=NO,But if I made an error during type , eg. Manual_boot=NO, I could not eliminate this wrong line. Each set command shows thi...

I have a 4503 with Sup II Plus and a 24 Port Fiber MTRJ module. Running redundancy link to 12 C2950 switch. Configured Spanning Tree and it is working. But when I do a pin from a PC to the 4503, the time varies and seems unstable between 2ms up to 29...

What would be the main difference (except the price)Between those modules:WS-X6148-GE-TX= Catalyst 6500 48-port 10/100/1000 GE Mod., RJ-45andWS-X6548-GE-TX= Catalyst 6500 48-port fabric-enabled 10/100/1000 Module

*we have a Cisco-Terminal-Server (26xx with NM-16A and CAB-OCTAL-ASYNC)*what is the maximum cable length in meter (cat.5) on this Module NM-16A (to a Console-Port of another Cisco)*regards, Ralf Nolden*

Just like the subject says, I'm wondering...is it possible to limit bandwidth on a catalyst switch on a per port basis?For instance..Right now we have a bunch of 100mb links ethernet links to tenants in our building. We'd like to rate limit those to ...

a little question about pronaciation of MAC "maik"or "ma:k" ?

I take it the 2950-12 supports trunking between switches? How about the 2912? With L3 forwarding between VLAN's, if i want to us a single router port to forward between VLANS i need a fast ethernet port that supports 802.1q right (2600)? However if I...