Hi,observed in ARP-CacheInternet 158.226.191.136 2 0050.042c.a753 ARPA Ethernet0/0sometimes it changes toInternet 158.226.191.136 2 0050.042c.a753 SNAP Ethernet0/0Any idea what could causes this.Thanks in AdvanceHubert
I need to increase the bandwidth of a trunk link between a 7513 and 6509, currently there are 23 subinterfaces under a single Fast Ethernet interface which is trunked using ISL to the 6509. Each sub-interface is configured with a HSRP address used fo...
I have to terminate 2 x 2610XM's onto an International Private Leased Circuit 2Mb. I was going to install WIC-1T into the routers and get the carrier to present X.21 The client at the b-end has requested RJ45 presentation using an NM-1CE1T1-PRI.Can t...
Hi everybody.I have two 7200VXR interconnected via PA-A3-E3 interfaces. E3 link sometimes be unstable withhigh CRC errors level (20-50 CRCs) during short time (1..2sec). In 99.9% of cases, ATM interfaceflaps down/up, but sometimes it hangs. I used cl...
I am looking to use OSPF on a 4507 switch. I have read that you need the enhanced L3 software to route OSPF. I noticed that OSPF commands are in the Basic L3 image (12.1(19)EW1). Is is correct that I need the Enhanced L3 image to use OSPF? Is the...
Hi,observed in our Catalyst-based network that the switches are sometimes sending "Loopback"-Packets (Ethertype 0x9000) to its own MAC-Address. 46-Bytes Data contain only zeros.Does anybody know what the switch is doing with this frame ?????Kind Rega...
Hello,we seem unable to interconnect a 2950T-24 via its 10/100/1000 port to a switch of an other supplier (Lucent). We do not have access to the Lucent switch, but the Cisco switch returns"Uplink duplex mismatch" messages on this port at regular time...
I was wondering which to use.My goal is simple, I want businnes applications (Telnet, Oracle) to have priority over other protocols over a WAN link?Just wanting to get some ideas as to which to use, which is more effective. The WAN link is a 256Kbps ...
An IPinIP tunnel is implemented across two catalyst switches as follows: 1. Cat4500_VLAN400 <==> IPinIP <==> Cat3500_VLAN400 2. OSPFv2 across tunnel interface The following behavior is observed: 3. Failure to complete FULL OSPF adjacency 3.1 Cat3500 ...
TO change IP address I put a secondary IP address on an interface and told the clients to update their machines to the new address over the next couple of weeks. However, the first one to do so, failed. I could ping his new address from the router,...
Hello,We wish to specify the SNMP admin community string in the tftpboot configuration file for an AP350 running VxWorks OS.What is the syntax to use as it is not apparent from the command line help.Ian
I have a dial scenario with a 3725, BRI and digital modems.Everything works as I like it to, only the IP restricion of the dial in clients doesn't. It seems the download of the ACL is fine, too, RADIUS sends the AV-pair successfully to the IOS box:*A...
In a 6509 with redundant sup 720's what is necessary to make them failover seamlessly(or as close to it as possible? Is there any specific configuration needed?ThanksChris
I use a program called Switch Port Mapper from a company called Solarwind to generate a nice list (map) between mac-adresses and ip-adresses in a switch, and that makes me able to see excactly what computer is connected to a certain port. On my C2950...
