When arriving from SFDCSalesforce.com to CPQ, to point cpq 'My quotes tab' you should use following link:
https://v6.webcomcpq.com/salesforce/SfLogin.aspx?sfauthUserID={!$User.Username}&apiPartnerURL={!$Api.Partner_Server_URL_290}&apiSessionID={!$Api.Session_ID}&domain_name=domainname&apiPass=Password&FirstPage=quotation/LoadQuote.aspx?tab=2
When a user enters CPQ from SalesForce opportunity, by using
CTX(SFDC.Opportunity.FieldName), the value of the opportunity FieldName
will be obtained. Every FieldName the user has privileges to read can be
obtained by using this tag.
When a user enters CPQ from SalesForce opportunity, by using
CTX(SFDC.Account.FieldName), the value of the opportunity account
FieldName will be obtained. Every FieldName the user has privileges to
read can be obtained by using this tag.
If you want to obtain any other value that comes from SFDC, using this ctx tag, <*CTX( SFDC. )*> will provide you appropriate data.