Optics and Optical Networking

Guys I need help with this assignment and I'm new to this course 1) 2 2811 routers with serial interfaces2) 2 2960 switches3) 1 3560 multilayer switch (this is the routing device)4) 4 end devices (2 connected to each 2960 switch)5) 1 end device conne...

Hi Guys, With the Ethernet circuit, I want monitor Latency One Way between 02 cards on NCS1K,NCS2K, NCS4K system.My system use NCS2K-400GXP-L, NCS4K-4H-OPW-LO, NCS1K4-1.2T-K9, I try find on PM tab but have no show.How to monitor or pull out Latency O...

Is there an expected lifetime for transceivers? I don't find anything on this in the specifications. Here's a previous answer claiming 1 million hours but no documentation for that.How do I know when to start proactively replacing old SFPs? Is that e...

What is the best ip leasing time ?8 hours or 5 days

Hi Cisco Community,  Hope all is well! If I am going to install a A900-IMA2Z - Ten Gigabit Ethernet XFP/SFP+ Interface Module on a ASR-920-24SZ-IM , will it automatically support 10G without installing any additional licenses?  Thanks,Mark

Hi all We are in the process of buying new servers, the old ones were all 10 Gbps.  We have some 9336c-FX2 switches, which have QSFP28 ports.  The servers should be attached with 25 Gbps and reside in a different rack in a different row. What is the ...

Which is best for wifi network d-link DAP 2610 or UBNT access point.

¡Good morning! ¿How can get certified to support submarine cabling technical repairs? (I love scubadiving, I'm an actual expert and champion swimmer with good physical condition),t I attached a photo example as well, cheers. Thanks.

HI ALL, I have on Cisco 2960X 24 port switch .Now I want to buy one 48 port switch .I am planing to buy 9200L.and provide uplink will SFP ( 1Gb ) . Will it work ? ( 2960X computer need to talk with 9200L computer) Please advise 

HiI have C9300-24T with C9300-NM-4GI inserted 1 GLC-LH-SM  on the C9300-NM-4G but it doesnt workI configured it as trunkinterface GigabitEthernet1/1/1switchport mode trunk I have err_disableIs it normal ?Please SFP module GLC-LH-SM  can work with C93...

I  have two Cisco ONS 15454 , CTC Version: 9.6.0 & i have to configure  the setup for DWDM testing .Can anyone let me know following:-How to connect two Cisco ONS 15454?Steps to configure the Cisco ONS 15454 for DWDM?How to connect/configure ASR903  ...

Hi folks, Getting a new circuit installed at datacenter (1 Gig fiber MM handoff) and my thoughts were to use the one of the 1Gig ports using a SFP GLD-SX-MMD on the router(4461X).Connecting to the CORE switch(4507) I had envisioned connecting one of ...

Hi I Have This Diagram i want If Trunk main Switch A To E Is down (physical Interface Down)Used Trunk Port Backup From Switch A-B-C-D-E My traffic Is layer 2 and used VLAN number all switches is cisco Layer 2Please Give me Best َand Reliability  Solu...