Re: [c-nsp] synchronisation
Are you possibly referring to SyncE? http://www.cisco.com/en/US/prod/collateral/routers/ps9853/white_paper_c11-500360_ns523_Networking_Solutions_White_Paper.html -Original Message- From: ujjwal maghaiya ujjwal...@hotmail.com Sender: cisco-nsp-bounces@puck.nether.netDate: Mon, 23 Apr 2012 10:26:53 To: j...@west.net; cisco-nsp@puck.nether.net Subject: Re: [c-nsp] synchronisation hi, thanks for the reply but i dont think frequecy and time synchronisation are not the same thing. Specially in the field of telecommunication, radio part, frequecy synchronisation has great significance than time. Date: Sun, 22 Apr 2012 21:10:52 -0700 From: j...@west.net To: cisco-nsp@puck.nether.net Subject: Re: [c-nsp] synchronisation On 4/22/12 8:56 PM, ujjwal maghaiya wrote: what is the type of synchronisation in CISCO devices, Time synchronisationo or Frequency synchronisation or both??? Depends on the context. NTP is time synchronization. (Clock/calendar time) T1 clocking is frequency synchronization. BGP/IGP synchronization is an entirely different animal. And from a practical standpoint, time synchronization and frequency synchronization are essentially the same thing. Frequency is nothing more than a measure of events per unit time. -- Jay Hennigan - CCIE #7880 - Network Engineering - j...@impulse.net Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company - 805 884-6323 - WB6RDV ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/ ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/ ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
[c-nsp] synchronisation
what is the type of synchronisation in CISCO devices, Time synchronisationo or Frequency synchronisation or both??? ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
Re: [c-nsp] synchronisation
On 4/22/12 8:56 PM, ujjwal maghaiya wrote: what is the type of synchronisation in CISCO devices, Time synchronisationo or Frequency synchronisation or both??? Depends on the context. NTP is time synchronization. (Clock/calendar time) T1 clocking is frequency synchronization. BGP/IGP synchronization is an entirely different animal. And from a practical standpoint, time synchronization and frequency synchronization are essentially the same thing. Frequency is nothing more than a measure of events per unit time. -- Jay Hennigan - CCIE #7880 - Network Engineering - j...@impulse.net Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company - 805 884-6323 - WB6RDV ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
Re: [c-nsp] synchronisation
hi, thanks for the reply but i dont think frequecy and time synchronisation are not the same thing. Specially in the field of telecommunication, radio part, frequecy synchronisation has great significance than time. Date: Sun, 22 Apr 2012 21:10:52 -0700 From: j...@west.net To: cisco-nsp@puck.nether.net Subject: Re: [c-nsp] synchronisation On 4/22/12 8:56 PM, ujjwal maghaiya wrote: what is the type of synchronisation in CISCO devices, Time synchronisationo or Frequency synchronisation or both??? Depends on the context. NTP is time synchronization. (Clock/calendar time) T1 clocking is frequency synchronization. BGP/IGP synchronization is an entirely different animal. And from a practical standpoint, time synchronization and frequency synchronization are essentially the same thing. Frequency is nothing more than a measure of events per unit time. -- Jay Hennigan - CCIE #7880 - Network Engineering - j...@impulse.net Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company - 805 884-6323 - WB6RDV ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/ ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/