I have a couple of these as well, installed behind NAT firewalls and talking over the internet to my hosted asterisk (on a hosted server, public IP) and I had no issues. Also video calls are working fine in this scenario.
Liviu On Thu, Nov 18, 2010 at 7:34 AM, Chris Chen <[email protected]> wrote: > I bought two Nortel 1535 phones from ebay, I should share my own experience > vs your experience with the list here > > e. Sound quality is crap > > Compared to Polycom/Aastra/Snom phones I have, its quality is the same level > as Aastra phone > > f. Managed to get it working over a LAN exclusively. > I have one phone working via Wireless, one phone with wired LAN, I didn't > test with any SIP servers outside my LAN, but lots of users do > > g. No video / H264 or H263 in the LAN with Asterisk. > I have one phone registered with my Asterisk, one phone registered with my > FreeSWITCH, none of them is Nortel or SipX platform, the video calls using > H264 and H263 with Asterisk/FreeSWITCH or mix all working very well. > > Thanks, > Chris Chen > > On Thu, Nov 18, 2010 at 12:30 AM, Reza - Asterisk Consultant < > [email protected]> wrote: > >> To make the long story short my friend, they are crap! >> >> Its not true that I did not like the phone due to firmware issues. >> >> I did not like it because of the following issues: >> a. zero access to latest firmware >> b. poor or no access over NAT >> c. does not perform in a Hosted environment >> d. Inability to keep registrations ongoing >> e. Sound quality is crap >> f. Managed to get it working over a LAN exclusively. >> g. No video / H264 or H263 in the LAN with Asterisk. >> h. No Web UI to log into. >> i. A bloody pain in the behind to provision the phone to your userid and >> password via the number pad. >> >> By the time you are done programming the userid and password via the >> telephone interface and keypad, it will be at least 10 minutes. >> >> There is no proper and easy support for this on Asterisk, contrary to other >> people's claims. It does work, flawlessly on sipX and Nortel platforms. >> Well... it better be working on Nortel platforms because its made by >> Nortel. >> >> Yes, people have had success - but extremely limited success on Asterisk >> (and that too within a LAN only). >> >> They are not cheap if you are using it on Asterisk. It will be an >> expensive paper weight. >> >> In my opinion, you should not have to spend more than a minute or two - to >> configure a phone manually to connect to your PBX, hosted or in-house. >> Though I am not fond of Grandstream phones, I must say that in my tests >> the >> Grandstream video phones worked flawlessly and was provisioned in minutes. >> There was clear and consistent video over two sets of Grandstream video >> phones connected across continents. You also get to see your own video >> echo >> back to you in a regular echo() test. >> >> You truly get what you pay for. >> >> Cheers! >> Reza. >> >> >> >> On Wed, Nov 17, 2010 at 11:38 PM, Bruce N <[email protected]> wrote: >> >> > >> > Hi Everyone, >> > I know that this came up on the list before and I think Reza didn't >> really >> > like the phone due to firmware issues but it seems that it's making some >> > news these days. >> > http://nerdvittles.com/?p=703 >> > One thing that it impresses me is that it does OpenVPN. Wooo,,,,that is >> > 100% a bonus. But really what is the catch. IP Video phone under $100. >> Are >> > these knock offs from China? Did someone steal the blueprint for the >> frame >> > and copied the software? Are these cheap because they are one line >> support? >> > Can anyone weight in? >> > Thanks,Bruce >> > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
