Question: Elinor "Ellie" Walker was a fictional character on the sitcom airing on which network?
Context: Jesse Hubbard is a fictional character on the long-running ABC and The Online Network soap opera "All My Children" and half of the Jesse and Angie supercouple.  He has been portrayed by Darnell Williams since the character's inception in 1981 and continued until the character's "death" in 1988.  He returned for special guest appearances in 1994, 2001, and 2002.  Williams returned to the role in 2008 when it was revealed that Jesse was alive.  He is the father of Frankie Hubbard, Natalia Fowler, Ellie Hubbard, and Lucy Hubbard. Eleanor "Ellie" Emily Bartlet Faison is a fictional character played by Nina Siemaszko on the television serial drama "The West Wing".  Ellie is the middle daughter of President Josiah Bartlet and Abbey Bartlet. The Andy Griffith Show is an American situation comedy which aired on CBS from October 3, 1960, to September 6, 1971, with a total of 327 half-hour episodes spanning over 11 seasons, first in black and white and then in color, which partially originated from an episode of "The Danny Thomas Show".  It originally starred Andy Griffith in the role of Andy Taylor, the widowed sheriff of the fictional small community of Mayberry, North Carolina.  Other major characters include Andy's inept but well-meaning deputy, who is also his cousin, Barney Fife (Don Knotts); Andy's spinster aunt and housekeeper, "Aunt" Bee Taylor (Frances Bavier), and Andy's precocious young son, Opie (Ron Howard).  Eccentric townspeople and temperamental girlfriends complete the cast.  Regarding the tone of the show, Griffith said that despite a contemporary setting, the show evoked nostalgia, stating in a "Today Show" interview: "Well, though we never said it, and though it was shot in the '60s, it had a feeling of the '30s.  It was, when we were doing it, of a time gone by." "My Parents are Aliens" is a British children's television sitcom airing from 1998 until 2006.  The full cast for "My Parents are Aliens" is tabled below including both the character and the actor/actress who played the role in each season. Edward Ferrars is a fictional character in Jane Austen's "Sense and Sensibility".  He is the elder of Fanny Dashwood's two brothers and forms an attachment to Elinor Dashwood. Elinor Dashwood is a fictional character and the protagonist of Jane Austen's novel "Sense and Sensibility". Ellie is a fictional character in the 2013 video game "The Last of Us", and the main protagonist of the upcoming video game "The Last of Us Part II".  In the first game, the character Joel is tasked with escorting Ellie across a post-apocalyptic United States in an attempt to create a potential cure for an infection to which Ellie is immune.  She is voiced by Ashley Johnson, who also provided motion capture for the character.  While players briefly assume control of Ellie for a portion of the game, the computer's artificial intelligence primarily controls her actions, often assisting in combat by attacking or identifying enemies.  Ellie reappeared as the sole playable character in the downloadable content prequel campaign, "", in which she spends time with her friend Riley.  Ellie is also the main character in the comic book prequel, "", wherein she befriends Riley and has her first encounter with the rebel group the Fireflies. Snow Job was a Canadian television sitcom airing on the CTV network.  The series, which ran from 1983 to 1985, was set in a ski lodge in the Laurentian mountains in Quebec.  The series was co-produced by Champlain Productions and CFCF-TV. Elinor "Ellie" Snyder (formerly Anderson) is a fictional character on the daytime soap opera "As the World Turns".  She was portrayed by Renee Props from June 1988 to December 1992. Elinor "Ellie" Walker is a fictional character in the American television sitcom "The Andy Griffith Show".  She is notable for being Andy Taylor's first regular girlfriend seen on the show.  Ellie makes 12 appearances in the first season.  Despite the paucity of her appearances, she was intended as a series regular.  Unlike girlfriends that would follow, her portrayer, Elinor Donahue, is given opening credit billing, alongside Andy Griffith.
Answer: CBS