Metro

Dear All,Whenever we are connecting Lucent thro. sfp with 3750 switch with sfp, the connectivity happens immediately. But same Lucent is taking time when connected to 2950 GBIC. Link is getting up on both sides but logical connectivity is getting de...

a 6506 flex-wan module with atm pa-a3 oc3 interface,the other side is a FORE hub7000.they connected each other through a pvc.6506 configuration is:int atm 4/0/0ip address 172.18.254.17 255.255.255.252pvc 0/200protocol ip 172.18.254.18 broadcast I tur...

Hi All,I am a bit new to Metro networks. we have this scenario where a single customer is connecting with different vlans on the same L2 circuit, we have GSRs, now I have heard guys that the "rewrite" is a bit different in some cards, what is the dif...

Hello,I am evaluating the utility of CTM for our network. Given a bunch (<20) of ONS 15454s and a pair of 15600's, I don't personally see a whole lot of value added utility from CTM.CTC with node groups gives one situational awareness over the whole ...

At work we have 2 7609s connected to Level 3 via BGP. Each router is connected to L3 and also connected to eachother running IBGP.Question is.. if the connection on one of the 7609 fails, how fast will BGP divert traffic over the IBGP to the 7609 tha...

Hi thereI've wondered if the ATM Router Module and the 8-port FE card are hotplug in terms of new installation of cards, or do I have to reboot the switch in order to make it work?I've looked in the documentation, however I'm not 112% sure. I do beli...

The VPLS draft as written by Mr. Lasserre, Mr. V. Kompella and company does not speak about "protection" in VPLS, I have seen a couple of vendors diverting from the standard in the name of providing "protection", requesting to let me know whether is ...

The day before yesterday we changed the Supervisor Engine of our 6509 , It was down this morning ,when we reload the device ,Saveral logging apeared : 1.2005 Jun 01 12:00:20 %IP-3-UDP_BADCKSUM:UDP bad checksum 2.2005 Jun 01 12:15:38 %SYS-4-SUPERV...

Does anybody know if it is possible to connect 2 sdls modems to 1 Cisco Router 2611-XM (or 1760)? Therefore, the router should handle 2 dialer interfaces and 2 ethernet interfaces running pppoe ... one for each SDSL link.Thanks in advanceEdgar

What control plane technologies are recommended for Metro Ethernet Network deployments? Any help would be appreciated.

Hi,I'm currently configuring the MST regions within my Metro Ethernet and I'm wondering, from a scalability point of view, how many VLAN's should I adhere to, per MST instance. The documentation suggests there is no VLAN limitation. Any suggestions w...

I have to come up with solution to interconnect two data centers the major one with 2 Cat6509 and 1 Cat6509 on the remote data center. All using Xenpack 10GIG Ethernet interfaces. What kind of requirements I need to ask to my ISP in terms of fiber to...

Hi, I'm planning for a point-to-point CWDM using CWDM-OADM4-1 & CWDM-OADM1-1550 as attached. I have the below inquiries:1. do the CWDM OADM modules come pre-equipped with the GBICs or I have to order them separetly?2. What patch cords should I ...

I want to connect a Cisco 1721 with VWIC-1MFT to MGX 8830 through E1 port but I don't know how to make a cable.What is the pin assignment of the e1 port on MGX 8830.Many thanks for who reply this.Thank you so much in advanced.

What is the issue with MAC Address Limitations on the SUPII?