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Google apps tips

August 10, 2010 on 11:22 am | In Google, admin | No Comments

Some google apps setup tips. replace DOMAIN.COM with the domain you suscribed for.

DNS setup

SPF : http://www.google.com/support/a/bin/answer.py?hl=en&answer=33786
MX : http://www.google.com/support/a/bin/answer.py?answer=56217
JABBER SRV records : http://www.google.com/support/a/bin/answer.py?hl=en&answer=34143

Example zone :

@ 28800 IN TXT v=spf1 include:aspmx.googlemail.com a mx include:sfr.fr ~all
@ 28800 IN MX 5 ASPMX2.GOOGLEMAIL.COM.
@ 28800 IN MX 5 ASPMX3.GOOGLEMAIL.COM.
@ 28800 IN MX 3 ALT1.ASPMX.L.GOOGLE.COM.
@ 28800 IN MX 3 ALT2.ASPMX.L.GOOGLE.COM.
@ 28800 IN MX 1 ASPMX.L.GOOGLE.COM.
_jabber._tcp 28800 IN SRV 5 0 5269 xmpp-server.l.google.com.
_jabber._tcp 28800 IN SRV 20 0 5269 xmpp-server1.l.google.com.
_jabber._tcp 28800 IN SRV 20 0 5269 xmpp-server2.l.google.com.
_jabber._tcp 28800 IN SRV 20 0 5269 xmpp-server3.l.google.com.
_jabber._tcp 28800 IN SRV 20 0 5269 xmpp-server4.l.google.com.
_xmpp-server._tcp 28800 IN SRV 5 0 5269 xmpp-server.l.google.com.
_xmpp-server._tcp 28800 IN SRV 20 0 5269 xmpp-server1.l.google.com.
_xmpp-server._tcp 28800 IN SRV 20 0 5269 xmpp-server2.l.google.com.
_xmpp-server._tcp 28800 IN SRV 20 0 5269 xmpp-server3.l.google.com.
_xmpp-server._tcp 28800 IN SRV 20 0 5269 xmpp-server4.l.google.com.
_xmpp-client._tcp 28800 IN SRV 5 0 5222 talk.l.google.com.
_xmpp-client._tcp 28800 IN SRV 20 0 5222 talk1.l.google.com.
_xmpp-client._tcp 28800 IN SRV 20 0 5222 talk2.l.google.com.
_xmpp-client._tcp 28800 IN SRV 20 0 5222 talk3.l.google.com.
_xmpp-client._tcp 28800 IN SRV 20 0 5222 talk4.l.google.com.

Gmail

Config Thunderbird to send/receive use Gapps via IMAP :
http://www.howtogeek.com/howto/internet/setting-up-gmail-imap-support-in-thunderbird-2x/

Migration tips :

Dont change your DNS at first

1. Create your gapps account http://www.google.com/apps/intl/fr/business/index.html
2. Activate email, gtalk, calendar, sites…
3. Manually replicate your actual mail server config (users, forwards, lists…) into gapps
4. Test it with the temporary domain
5. Migrate your DNS zone
6. Use old and new systems a few days
7. Breathe !

Gtalk

Create a chatback badge

gmail : http://www.google.com/talk/service/badge/New
gapps : http://www.google.com/talk/service/a/DOMAIN.COM/badge/New

Gtalk widget (iframe)

gmail : http://talkgadget.google.com/talkgadget/popout
gapps: http://hostedtalkgadget.google.com/a/DOMAIN.COM/talkgadget/client?

Use a standard jabber client

http://www.google.com/support/a/bin/answer.py?hl=fr&answer=49159

Your gmail url is : http://mail.google.com/a/DOMAIN.COM and you can create a CNAME mail.DOMAIN.com in your DNS zone that points to ghs.gmail.com.