Dmitri Sysuev netted the Russian consolation as Gerrard's Gers won through to the European group stage games for the first time in eight seasons, a ideal platform for Sunday's Old Firm meeting with Celtic.
Leipzig and Salzburg were paired in Group B of Europe's second-string club competition alongside Scottish champions Celtic and Norwegian side Trondheim.
Armenian forward Henrikh Mkhitaryan's availability for Arsenal's Europa League group stage clash against Azerbaijan's FK Qarabag, as well as Europa League final is in doubt, due to tensions between his homeland of Armenia and Azerbaijan.
The Gunners, last season's semi-finalists, were drawn in Group E alongside the Portuguese club, Azerbaijan champions Qarabag and Ukrainian outfit Vorskla.
Celtic have made their way into the Europa League after missing out on a third successive Champions League group stage appearance.More news: Justin Bieber & Hailey Baldwin Got Married In Secret!
'It is a standard procedure for UEFA to send letters of support to associations, clubs or embassies in order to obtain visas for players in order to be able to travel to another country and play in UEFA competition matches'.
Chelsea and Arsenal, who respectively finished fifth and sixth in the Premier League last season, are both in pot one.
Five years after it last played in the Champions League, Milan can aim to return to the elite competition with the automatic group-stage place given to Europa League winners.
Some potentially tricky games are compounded by questions over Mkhitaryan's availability for the trip to Azerbaijan, which is also hosting the Europa League final in the capital of Baku. "After so many years of the Champions League, this will seem simple enough to him".