I learned that 'traceroute' command is pretty useful for troubleshooting. The problem is that some devices ignore ICMP request and I get requested timed out message instead of time exceeded message. [traceroute google.com result] 1 172.30.1.254 ...
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Resolved! UDP - Message Boundaries Question :)
How does UDP manage to preserve message boundaries? I am guessing that UDP can preserve messages boundaries because UDP doesn't care about the RWND/CWND or congestion when it transmits the data, Right? Lastly, my understanding is that: TCP data ge...
Dear folks E1 that my sources of information all seem to concur on is that E1 can provide up to 2.048Mbps. E1 has 32 time slots if all of them are used to carry data or voice then it makes since 32 TS x 64 kbps = 2.048 Mbps But of course TS0 is...
I am having issues with many EHWIC-4G-LTE-V cards. The cards are active and working and have been for many months and then with no reason we have been able to determine they lose their IPs which sets off alarms on our end. The power was not cycled, ...
Need a second set of eyes on this one please. Very simple network setup. Comcast Gateway with a connection to the WS-C3560G-24PS on interface GigabitEthernet0/1. There are two Cisco ESW-540-8P switches hanging off the WS-C3560G-24PS. This has worked...
I have 23 locations in EU. It is a hub and spoke model. All the spoke traffic to outside will transverse to UK and goes out from UK. Is there ANY method to contain the user's original location? Let's say user from France will go out to the internet...
Hello Experts, I am totally new to MPLS..... We have 3 location in Asia region(Only 2 in diagramm as a sample) and all location are working with DMVPN means One site as HUB and rest as spokes. Now we want to implenet MPLS from each location to HQ. ...
Hi, I saw a post from back in 2011 that said the 7604 platform doesn't support qos pre-classify on tunnel interfaces, Is this still the case or have things moved on?? I ask as ive IOS 15.3 and still cant see it so was looking for confirmation of s...
Hi, Anyone can help me that how to avoid configuring the null route-policy in ASR 9001. Note: i don't want to configure the null policy so is their anyway to force the router to don't accept the null policy? Null policy RPL: ============= rou...
Hello experts, I am struggling to wrap my head around how I need to configure my external switch or if I even need it anymore. The switch needs to be replaced and I was hoping to just cut it out altogether. It basically performs one more step of rout...
Greetings, I have a Cisco ISR 4331 that I'm configuring to replace an older router. I'm adding a 2MFT-T1/E1 card into the first 'slot', which appears to be labeled NIM 1. Typically, I've added a card by typing...... card type t1 0 1 .....which, i...
Hi all, Can anyone tell me how many nonbackbone areas can be connected with backbone area 0 ? BR Olly
Hello, We're seeing a strange issue with a Cisco 819 that we're testing out. We are able to ping out over the Cellular interface just fine, but as soon as we plug a device into one of the FastEthernet ports we immediately drop the cell connection...
I have configured my MPLS enabled (OSPF overlayed, and using LDP for label distribution) R2 router's primary protected LSP as R2-R3-R4 and the backup LSP as R2-R4, which it should switch over to in case of any kind of node or link failure in the prot...
I have a challenge. On a small 3 workstation network, I have a Cisco RV120W VPN Router. When my ISP upgraded to a Hitron Modem, we began getting intermittent, and random Modem "Flapping", where the modem would reboot itself, for no apparent reaso...
