I am using 7962 IP Phones, and when I start the DHCP debug command, as mentioned, I could not see the option 60 in DHCP debug messages for my phone.
How can I get it? On Mon, Nov 21, 2011 at 5:23 PM, Ken Wyan <kew...@gmail.com> wrote: > Hi, > > Excellent method & thanks for publishing. > > option 60 VCI values are practically used for Lightweight Wireless Access > Points to find the WLC. Cisco has published option 60 ascii strings for all > access points. (it's something like "Cisco AP c1240"). Nowhere I could > find ascii string for 7965 phones. Decoding your hex value gives > ascii string "Cisco Systems, Inc. IP Phone CP-7960?" > > BTW , CCIE lab has all 7965 phones as mentioned in cisco website. > > Thanks > > > > > > > On Mon, Nov 21, 2011 at 4:44 PM, Mohammed Al Baqari < > baqari.voic...@gmail.com> wrote: > >> Regarding DHCP it can be done. The configuration should be as follow. >> This will work for different phone models which is the case in CCIE LAB as >> Phone 1 model is different from Phone 2 model in SC.**** >> >> ** ** >> >> *STEP 1* Configure DHCP class with random value for option 60.**** >> >> ** ** >> >> ip dhcp class SCPH1**** >> >> option 60 hex 123456**** >> >> ** ** >> >> ip dhcp class SCPH2**** >> >> option 60 hex 123456**** >> >> ** ** >> >> *STEP 2* Configure DHCP Pool as below**** >> >> ** ** >> >> ip dhcp pool SC-POOL**** >> >> network 142.102.66.0 255.255.255.0**** >> >> default-router 142.102.66.1**** >> >> option 150 ip ****CUCM IP***** **** >> >> class SCPH1**** >> >> address range 142.102.66.11 142.102.66.11**** >> >> class SCPH2**** >> >> address range 142.102.66.12 142.102.66.12**** >> >> ** ** >> >> *STEP 3* Use the commands “debug ip dhcp server packet” and “debug ip >> dhcp server class”. The output will be as follow:**** >> >> ** ** >> >> Nov 21 14:43:46.981: DHCPD: Sending notification of DISCOVER:**** >> >> Nov 21 14:43:46.981: DHCPD: htype 1 chaddr >> 0030.94c3.e5ab *!!!... This is my SC Phone 1 MAC >> Address* >> >> Nov 21 14:43:46.981: DHCPD: remote id 020a0000c0a8641f0000001f**** >> >> Nov 21 14:43:46.981: DHCPD: circuit id 00000000**** >> >> Nov 21 14:43:46.981: DHCPD: Seeing if there is an internally specified >> pool class:**** >> >> Nov 21 14:43:46.981: DHCPD: htype 1 chaddr 0030.94c3.e5ab >> *!!!... This is my SC Phone 1 MAC Address* >> >> Nov 21 14:43:46.981: DHCPD: remote id 020a0000c0a8641f0000001f**** >> >> Nov 21 14:43:46.981: DHCPD: circuit id 00000000**** >> >> Nov 21 14:43:46.981: DHCPD: input does not contain option 82**** >> >> Nov 21 14:43:46.981: DHCPD: Searching for a match to ' option 60 * >> 436973636f2053797374656d732c20496e632e2049502050686f6e652043502d3739363000 >> *' in class SCPH1 *!!!... The underlined value is the correct option >> 60 value for SC Phone 1***** >> >> ** ** >> >> *STEP 4* Reconfigure the correct option 60 value for phone 1.**** >> >> ** ** >> >> ip dhcp class SCPH1**** >> >> no option 60 hex 123456**** >> >> option 60 hex * >> 436973636f2053797374656d732c20496e632e2049502050686f6e652043502d3739363000 >> * >> >> ** ** >> >> Steps 3 & 4 can be reused to find out and correct option 60 value for >> phone 2.**** >> >> ** ** >> >> Regards,**** >> >> Mohammed Al Baqari**** >> >> ** ** >> >> *From:* ccie_voice-boun...@onlinestudylist.com [mailto: >> ccie_voice-boun...@onlinestudylist.com] *On Behalf Of *Robert Schuknecht >> *Sent:* Monday, November 21, 2011 12:02 PM >> *To:* 'Abel ...'; 'datucha123 datucha123' >> *Cc:* ccie_voice@onlinestudylist.com >> *Subject:* Re: [OSL | CCIE_Voice] lab - 6**** >> >> ** ** >> >> Hi,**** >> >> ** ** >> >> SIP early offer is similar to H323 Fast-Start. With SIP EO the INVITE >> includes the SDP with the possible Media Options, Codecs for example. >> Without an NTP/Transcoder CUCM is not able to do EO on SIP Trunks.**** >> >> ** ** >> >> But, regarding the DHCP Part, there I am totally lost. I know how to >> configure DHCP on IOS, so that each host will become his “own” IP Address, >> every time. Its done with the host and client-id commands under the DHCP >> Pools. But, I have no glue hwo to do for a couple of devices with only ONE >> DHCP Pool. The way I do it I need 2 Pools, minimum.**** >> >> ** ** >> >> Could you please provide a complete Link to the documentation which >> explains how to do it? That would be great!**** >> >> ** ** >> >> /Robert**** >> >> ** ** >> >> *Von:* ccie_voice-boun...@onlinestudylist.com [mailto: >> ccie_voice-boun...@onlinestudylist.com] *Im Auftrag von *Abel ... >> *Gesendet:* Montag, 21. November 2011 00:48 >> *An:* datucha123 datucha123 >> *Cc:* ccie_voice@onlinestudylist.com >> *Betreff:* Re: [OSL | CCIE_Voice] lab - 6**** >> >> ** ** >> >> Well, the DHCP issue can be done easy if you look 5 minutes on >> cisco.comdocumentation, by Early offer what you mean? no interdigit timeout? >> **** >> >> On Sun, Nov 20, 2011 at 2:22 PM, datucha123 datucha123 < >> datucha...@gmail.com> wrote:**** >> >> Do you mean under the DHCP configuration, that such question has been on >> the exam?**** >> >> **** >> >> What do you mean under the SIP early offer? or MGCP TS?**** >> >> **** >> >> >> >> **** >> >> On Sun, Nov 20, 2011 at 8:24 PM, Peter Jeff <peterjeff2...@yahoo.com> >> wrote:**** >> >> Hi Guys,**** >> >> ** ** >> >> It was my 5th attempt and i got lab 6 frustration is on peak everytime i >> went for the lab i get new lab**** >> >> ** ** >> >> From last 2 months all my JR guys passed in dubai bec they got lab 3 and >> lab 4 in Dubai since last 2 months i saw lot of guys cleared from dubai * >> *** >> >> ** ** >> >> Now lab 6 i am so so so frustrated its all new **** >> >> ** ** >> >> Configure the local Cisco router R3 as DHCP server to provide ip add for >> SC from local subnet , MAke sure SCPH1 get ip add 142.102.66.11 and SCPH2 >> shld be 142.102.66.12 YOU ARE ALLOWED TO CREATE ONE DHCP POOL FOR ALL SC >> PHONES**** >> >> ** ** >> >> SIP early offer , MGCP TS which some different issue.**** >> >> ** ** >> >> best of luck guys my Christmas will go bad this time as no dates >> available in Dubai now. Its my bad sunday!!!!!!!!**** >> >> ** ** >> >> Regards**** >> >> Jeff**** >> >> **** >> >> ** ** >> >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> Are you a CCNP or CCIE and looking for a job? Check out >> www.PlatinumPlacement.com <http://www.platinumplacement.com/>**** >> >> >> >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> Are you a CCNP or CCIE and looking for a job? Check out >> www.PlatinumPlacement.com <http://www.platinumplacement.com/>**** >> >> ** ** >> >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> Are you a CCNP or CCIE and looking for a job? Check out >> www.PlatinumPlacement.com <http://www.platinumplacement.com/> >> > >
_______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com
